{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35251",
    "entityType": "User",
    "nonce": "0x54fe54618a2e69acddac8d1b568cf776e6f1402ebc400697c42a8ba07d136bf1",
    "signature": "0xdf971e6b47701e565672bd5504ba11a863d2408f645ad563597acf4f628a7f781b1165d4d536ee9cf0a87abba297dfafde450d35e598b189fb6e6aea70c93f911c",
    "signer": "0xf1b266FaB316100908263c082e562a5B847A0384",
    "userId": "575269234"
  }
}